Learn how to use the drop zone in 3 different ways to validate student work 0:22 - Match validation example 1:11 - Compare validation example 2:15 - Cover validation example 2:58 - Auto-checking validation 4:40 - Authoring compare validation 8:28 - Authoring cover validation 11:13 - Authoring match validation Links: Match validation: https://polypad.amplify.com/p/dWTa2zP6B8JlXQ Compare validation: https://polypad.amplify.com/p/yHCNv7togss2HQ Cover validation: https://polypad.amplify.com/p/bClgQ6SsLfBEzw Complete documentation: https://polypad.amplify.com/lesson/authoring-input-drop-zone Polypad, part of Desmos Classroom and Amplify, is the world's most comprehensive and intuitive collection of virtual manipulatives, and is completely free to use. Get started at https://polypad.amplify.com/.